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PINA241A2IDDFR 数据表(PDF) 6 Page - Texas Instruments |
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PINA241A2IDDFR 数据表(HTML) 6 Page - Texas Instruments |
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6 / 27 page  7.5 Electrical Characteristics at TA = 25 °C, VS = 5 V, VSENSE = VIN+ – VIN–, VCM = VIN– = 48 V, and VREF1 = VREF2 = VS / 2 (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INPUT VCM Common-mode input range VIN+, VIN- = –4 V to 110 V, VSENSE =0mV TA = – 40°C to 125°C –4 110 V CMRR Common-mode rejection ratio VIN+, VIN- = –4 V to 110 V, VSENSE =0 mV TA = – 40°C to 125°C, INA241A 150 160 dB VIN+, VIN- = –4 V to 110 V, VSENSE =0 mV TA = – 40°C to 125°C, INA241B 120 130 dB f = 50 kHz 93 dB Vos Offset voltage, input referred VSENSE = 0 mV, INA241A1 2 25 µV VSENSE = 0 mV, INA241A2 2 15 µV VSENSE = 0 mV, INA241A 2 12 µV VSENSE = 0 mV, INA241B 25 150 µV dVos/dT Offset voltage drift TA = – 40°C to 125°C, INA241A 50 250 nV/°C TA = – 40°C to 125°C, INA241B 100 500 nV/°C PSRR Power-supply rejection ratio VS = 2.7 V to 20 V, VSENSE = 0 mV TA = –40°C to 125°C, INA241A 0.1 1 µV/V VS = 2.7 V to 20 V, VSENSE = 0 mV TA = –40°C to 125°C, INA241B 1 10 µV/V IB Input bias current IB+, IB-, VSENSE=0 mV 30 40 50 uA Reference input range 0 VS V OUTPUT G Gain A1, B1 Devices 10 V/V A2, B2 Devices 20 V/V A3, B3 Devices 50 V/V A4, B4 Devices 100 V/V A5, B5 Devices 200 V/V GERR Gain Error (GND + 50 mV) < VOUT < (VS - 200 mV), INA241A 0.01 0.05 % (GND + 50 mV) < VOUT < (VS - 200 mV), INA241B 0.02 0.1 % TA = –40°C to +125°C, INA241A 0.1 2.5 ppm/°C TA = –40°C to +125°C, INA241B 0.2 5 ppm/°C Non-Linearity Error 0.01 % Maximum Capacitive Load No Sustained oscillations, No Isolation resistor 500 pF VOLTAGE OUTPUT Swing to Vs Power Supply Rail RL = 10 kΩ to GND,TA = –40°C to +125°C VS − 0.05 VS − 0.2 V/V Swing to Ground RL = 10 kΩ to GND, VSENSE = 0 mV, TA = –40°C to +125°C 5 20 mV REFERENCE INPUT RVRR Reference voltage rejection ratio,input- referred VREF1 = VREF2 = 0.5 V to 4.5 V, TA = –40°C to +125°C 1 5 µV/V Reference divider accuracy VOUT = |(VREF1 + VREF2)| / 2 at VSENSE =0 mV, TA = –40°C to +125°C 0.02 0.1 % FREQUENCY RESPONSE BW Bandwidth All Gains, −3dB Bandwidth 1 MHz INA241A, INA241B SBOSA30 – MARCH 2022 www.ti.com 6 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated Product Folder Links: INA241A INA241B |
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